diff --git a/build-constraints.yaml b/build-constraints.yaml
index cbfee058..98f77345 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -116,16 +116,16 @@ packages:
 
     "Richard Cook <rcook@rcook.org> @rcook":
         - hidden-char
-        - req-url-extra < 0 # GHC 8.4 via modern-uri
+        - req-url-extra
 
     "Vanessa McHale <tmchale@wisc.edu> @vmchale":
         - tibetan-utils
 
     "Henning Thielemann <stackage@henning-thielemann.de> @thielema":
-        - accelerate-arithmetic < 0 # GHC 8.4 via base-4.11.0.0
-        - accelerate-fftw < 0 # GHC 8.4 via base-4.11.0.0
-        - accelerate-fourier < 0 # GHC 8.4 via base-4.11.0.0
-        - accelerate-utility < 0 # GHC 8.4 via base-4.11.0.0
+        - accelerate-arithmetic < 0 # GHC 8.4 via accelerate
+        - accelerate-fftw < 0 # GHC 8.4 via accelerate
+        - accelerate-fourier < 0 # GHC 8.4 via accelerate
+        - accelerate-utility < 0 # GHC 8.4 via accelerate
         - alsa-core
         - alsa-pcm < 0 # build failure with GHC 8.4
         - alsa-seq